Flexible jelly-roll type secondary battery
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[0032]Hereinafter, embodiments will be described in detail with reference to the accompanying drawings.
[0033]Embodiments may, however, be embodied in many different forms and should not be construed as being limited to embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the inventive concept to those skilled in the art. In the drawings, the shapes and dimensions of elements may be exaggerated for clarity.
[0034]A reversibly flexible jelly-roll type secondary battery according to an embodiment may be provided. In general, a jelly-roll type secondary battery may be formed by stacking a cathode and an anode on one another with a separation film interposed therebetween, to be rolled to have a jelly roll form. The cathode and the anode may include an uncoated portion 11 not coated with an active material. The battery may be flexible in the uncoated portion 11 such that a jelly-roll t...
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